Example GIF

Guess the Number -Math riddle

20.Math Riddles
Can you solve this?
Guess_the_Number_Riddle_20-math-riddles
  • A.18
  • B.19
  • C.88
  • D.96
    • Explanation :  
      
      The pattern is,
      First Method,
      1*4+1  = 5
      2*5+2  = 12
      3*6+3  = 21
      11*8+8 = 96
      
      Second Method,
      1+4=5
      2+5=12
      3+6=21
      4+7=32
      5+8=45
      6+9=60
      7+10=77
      8+11=96